[INFO] cloning repository https://github.com/dmexe/failsafe-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmexe/failsafe-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmexe%2Ffailsafe-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmexe%2Ffailsafe-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4117d7c9aa69934e1a419caf7e08a5bb2981ca33
[INFO] testing dmexe/failsafe-rs against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmexe%2Ffailsafe-rs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmexe/failsafe-rs on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dmexe/failsafe-rs
[INFO] finished tweaking git repo https://github.com/dmexe/failsafe-rs
[INFO] tweaked toml for git repo https://github.com/dmexe/failsafe-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/dmexe/failsafe-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f61ef7c061a214feb6e88cff34b96a8b3e3d062df6eac990a0d742180f62bf6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2f61ef7c061a214feb6e88cff34b96a8b3e3d062df6eac990a0d742180f62bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f61ef7c061a214feb6e88cff34b96a8b3e3d062df6eac990a0d742180f62bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f61ef7c061a214feb6e88cff34b96a8b3e3d062df6eac990a0d742180f62bf6", kill_on_drop: false }`
[INFO] [stdout] 2f61ef7c061a214feb6e88cff34b96a8b3e3d062df6eac990a0d742180f62bf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db17fde8e7de0cd99b6ea8e95011be2e296992c1495f9e87be5bc7cb9a437d4b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "db17fde8e7de0cd99b6ea8e95011be2e296992c1495f9e87be5bc7cb9a437d4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling failsafe v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "db17fde8e7de0cd99b6ea8e95011be2e296992c1495f9e87be5bc7cb9a437d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db17fde8e7de0cd99b6ea8e95011be2e296992c1495f9e87be5bc7cb9a437d4b", kill_on_drop: false }`
[INFO] [stdout] db17fde8e7de0cd99b6ea8e95011be2e296992c1495f9e87be5bc7cb9a437d4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fed240d83b8bb70c52f0e2a6abed5c1a0aa7e6b14bd95f8563d5f058e8ea2cf2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fed240d83b8bb70c52f0e2a6abed5c1a0aa7e6b14bd95f8563d5f058e8ea2cf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling tinytemplate v1.2.0
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling failsafe v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 50.97s
[INFO] running `Command { std: "docker" "inspect" "fed240d83b8bb70c52f0e2a6abed5c1a0aa7e6b14bd95f8563d5f058e8ea2cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fed240d83b8bb70c52f0e2a6abed5c1a0aa7e6b14bd95f8563d5f058e8ea2cf2", kill_on_drop: false }`
[INFO] [stdout] fed240d83b8bb70c52f0e2a6abed5c1a0aa7e6b14bd95f8563d5f058e8ea2cf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f1558498e0e1558a1fabc7e21336c9adf59af34b3fe8382708f84cafeb35f822
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f1558498e0e1558a1fabc7e21336c9adf59af34b3fe8382708f84cafeb35f822", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/failsafe-a0b3c6c188be0829
[INFO] [stdout] running 30 tests
[INFO] [stdout] test backoff::tests::constant_growth ... ok
[INFO] [stdout] test backoff::tests::full_jittered_growth ... ok
[INFO] [stdout] test backoff::tests::exponential_growth ... ok
[INFO] [stdout] test backoff::tests::equal_jittered_growth ... ok
[INFO] [stdout] test failure_policy::tests::consecutive_failures::fail_on_nth_attempt ... ok
[INFO] [stdout] test failure_policy::tests::consecutive_failures::iterates_over_backoff ... ok
[INFO] [stdout] test futures::tests::call_err ... ok
[INFO] [stdout] test failure_predicate::tests::use_func_as_failure_predicate ... ok
[INFO] [stdout] test futures::tests::call_with ... ok
[INFO] [stdout] test state_machine::tests::state_machine ... ok
[INFO] [stdout] test windowed_adder::tests::negative_sums ... ok
[INFO] [stdout] test windowed_adder::tests::sliding_over_large_window ... ok
[INFO] [stdout] test windowed_adder::tests::sliding_over_small_window ... ok
[INFO] [stdout] test windowed_adder::tests::sliding_window_when_slices_are_skipped ... ok
[INFO] [stdout] test windowed_adder::tests::sum_when_time_stands_still ... ok
[INFO] [stdout] test ema::tests::updates_are_time_invariant ... ok
[INFO] [stdout] test ema::tests::compute ... ok
[INFO] [stdout] test circuit_breaker::tests::call_err ... ok
[INFO] [stdout] test circuit_breaker::tests::call_with ... ok
[INFO] [stdout] test ema::tests::reset ... ok
[INFO] [stdout] test failure_policy::tests::success_rate_over_time_window::fractional_success_rate ... ok
[INFO] [stdout] test failure_policy::tests::success_rate_over_time_window::respects_rps_threshold ... ok
[INFO] [stdout] test failure_policy::tests::success_rate_over_time_window::revived_resets_failures ... ok
[INFO] [stdout] test failure_policy::tests::success_rate_over_time_window::fail_when_success_rate_not_met ... ok
[INFO] [stdout] test circuit_breaker::tests::call_ok ... ok
[INFO] [stdout] test failure_policy::tests::consecutive_failures::reset_to_zero_on_revived ... ok
[INFO] [stdout] test failure_policy::tests::consecutive_failures::reset_to_zero_on_success ... ok
[INFO] [stdout] test failure_policy::tests::or_else::compose_policies ... ok
[INFO] [stdout] test ema::tests::non_monotonic_timestamp ... ok
[INFO] [stderr]    Doc-tests failsafe
[INFO] [stdout] test futures::tests::call_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] test src/futures/mod.rs - futures (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.98s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f1558498e0e1558a1fabc7e21336c9adf59af34b3fe8382708f84cafeb35f822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1558498e0e1558a1fabc7e21336c9adf59af34b3fe8382708f84cafeb35f822", kill_on_drop: false }`
[INFO] [stdout] f1558498e0e1558a1fabc7e21336c9adf59af34b3fe8382708f84cafeb35f822